EN - 22
TROUBLESHOOTING
Problem
Probable Cause
Correction
Engine key in stop position.
Turn engine key to run position. See
Fuel tank is empty.
Fill tank with fuel. See
Ignition switch starter circuit is
not functioning. (
Electric start
)
See your dealer for repair.
Spark plug wire is disconnected. Connect spark plug. Refer to engine
manual.
Engine will not
start.
Spark plug is faulty.
Replace spark plug. Refer to engine
manual.
Engine is faulty.
See your Ariens dealer or authorized
engine manufacturer’s service center.
Battery is dead.
on page 8. Refer to
the Service Guide for your unit.
EFI battery is disconnected.
Connect EFI battery. See
Plugged inline fuel filter.
Replace inline fuel filter. Refer to the
Service Guide for your unit.
Battery fuse blown.
Fuses typically fail due to short circuit.
See dealer for repair.
Engine starts
hard or runs
poorly.
Plugged inline fuel filter.
Replace inline fuel filter. Refer to the
Service Guide for your unit.
Spark plug is faulty, fouled or
incorrectly gapped.
Clean and correctly set spark plug gap
(refer to engine manual) or see your
Ariens dealer.
Fuel cap vent is blocked.
Install new fuel cap.
Engine stops.
Fuel tank is empty.
Fill tank with fuel. See
Obstruction in auger or impeller. Stop engine, remove key and wait for all
moving parts to stop. Check for and
remove obstruction before restarting.
Contaminated fuel supply.
Replace with clean fuel.
Spark plug is faulty.
Replace or clean spark plug. Refer to
engine manual.
Fuel cap vent is blocked.
Install new fuel cap.
Battery is dead.
Plugged inline fuel filter.
Replace inline fuel filter. Refer to the
Service Guide for your unit.
Unit runs
briefly then
stops.
A build up of fumes in the fuel
tank is creating too much
pressure in the fuel tank.
Slowly loosen the fuel tank cap.
Unit does not
drive forward or
in reverse.
Traction drive cable is not
adjusted correctly.
Remove slack from cable. See
Traction belt is not functioning.
Repair or replace traction drive belt. Refer
to the service guide for your unit.
Speed selector is not adjusted
correctly.
Adjust speed selector. See
Transmission is bypassed.
Push the bypass rod in to engage the
transmission for normal operation. See
Summary of Contents for Professional Sno-Thro Series
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